defence exam SSB Head Constable (Communication) 2023 Mock Test Mathematics Probability Probability of Complementary Event
A coin is tossed 4 times. The probability that atleast one head turns up, is
1
\(\frac{1}{16}\)
2
\(\frac{1}{4}\)
3
\(\frac{15}{16}\)
4
\(\frac{1}{2}\)